Please check your dashboard: https://giffgaff.com/dashboard- Your ‘goodybag’ is on the left - Your ‘airtime credit’ / ‘balance’ is on the rightThey are two completely separate things:• A ‘goodybag’ is a bundle of calls, texts and data which lasts for a calendar month.• ‘Airtime credit’ / 'balance' is generally used separately on top of a goodybag, for extras which are not included in your goodybag allowances, such as MMS, international calls, premium numbers (e.g. 084x) and roaming outside the EU.Your credit does NOT expire after a month like a goodybag.'Auto topup' refers to automatically purchasing more topup / credit when it is running low (below £3).As you have £0 balance, this auto topup option is not available as it needs to be above £3 to start with.